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(also Syngnathiformes), an order of small teleost fishes. The pelvic fins are placed far back on the body, and there is a tubular snout. The fishes mainly inhabit tropical and subtropical ocean waters; only a few species are encountered in warm temperate waters. There are six families: Fistula-riidae (cornetfishes), Macrorhamphosidae, Centriscidae (snipe-fishes), Aulostomidae (trumpetfishes), Solenostomidae, and Syngnathidae (pipefishes and seahorses).
REFERENCESNikol’skii, G. V. Chastnaia ikhtiologiia, 3rd ed. Moscow, 1971.
Zhizn’ zhivotnykh, vol. 4, part 1. Moscow, 1971.